Home / 73,812.28-110,625.64-31,642.47

Finding the Fourth Proportional to 73,812.28, 110,625.64 and 31,642.47

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Solution

The fourth proportional to 73,812.28, 110,625.64 and 31,642.47 is: 47,423.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,812.28 : 110,625.64 = 31,642.47 : x
  2. Step 2: Convert to fraction form
    73,812.28/110,625.64 = 31,642.47/x
  3. Step 3: Cross multiply
    73,812.28x = 110,625.64 × 31,642.47
  4. Step 4: Simplify right side
    73,812.28x = 3,500,468,682.46
  5. Step 5: Solve for x
    x = 3,500,468,682.46/73,812.28
  6. Step 6: Final answer
    x = 47,423.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.